head to head · open source
Bruno vs swift-openapi-generator
Bruno has 47,027 GitHub stars, 2,890 forks, 1,831 open issues and last shipped 2 days ago. swift-openapi-generator has 1,971 stars, 182 forks, 132 open issues and last shipped 18 days ago. Bruno leads on adoption by 2,286% (47,027 vs 1,971 stars). Bruno is written in JavaScript under MIT; swift-openapi-generator is written in Swift under Apache-2.0. Bruno has attracted 6% as many forks as stars, swift-openapi-generator 9%. Bruno was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (openapi), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 13541 open source comparisons
Side by side
| Bruno | swift-openapi-generator | |
|---|---|---|
| GitHub stars | ★ 47K | ★ 2.0K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Swift |
| Last push | 2026-09-17 | 2026-09-01 |
| Forks | ⑂ 2.9K | ⑂ 182 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Bruno if
- You weight community size — 47K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick swift-openapi-generator if
- You want the swift-openapi-generator feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Swift
- You evaluated both and swift-openapi-generator fits your workflow better
About Bruno
Bruno is a lightweight, open source API client and IDE for exploring and testing APIs, built for developers and teams who want their request collections stored as plain text in a folder on their own filesystem rather than in a vendor's cloud.
read the full Bruno overview →
About swift-openapi-generator
Swift OpenAPI Generator is an Apache 2.0 licensed Swift package plugin and command line tool from Apple that reads an OpenAPI document written in YAML or JSON and generates the type safe Swift client and server code needed to make HTTP calls or implement HTTP services, and it is aimed at Swift developers building API clients for Apple platforms and at server side Swift developers implementing HTTP APIs. It is an SSWG incubating project.
read the full swift-openapi-generator overview →
More in Developer Tools
Related comparisons
More API Development & Testing projects
Compare either of these against the rest of the API Development & Testing field.
Frequently asked questions
Is Bruno or swift-openapi-generator more popular?
Bruno has 47,027 GitHub stars and swift-openapi-generator has 1,971. Bruno has the larger community by that measure.
Are Bruno and swift-openapi-generator free?
Both are open source. Bruno is licensed under MIT and swift-openapi-generator under Apache-2.0. Neither carries a licence fee.
What is the difference between Bruno and swift-openapi-generator?
Bruno is written in JavaScript and swift-openapi-generator in Swift. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Bruno or swift-openapi-generator?
Choose Bruno if you want the larger community (47,027 stars) or its MIT licence terms. Choose swift-openapi-generator if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.